diff --git a/Makefile b/Makefile
index 5eb56d9..56bc1fc 100644
--- a/Makefile
+++ b/Makefile
@@ -1,22 +1,15 @@
-ifdef UNAME_S
-UNAME_S := $(UNAME_S)
-else
+ifndef UNAME_S
 UNAME_S := $(shell uname -s)
 endif
 
-ifdef UNAME_P
-UNAME_P := $(UNAME_P)
-else
+ifndef UNAME_P
 UNAME_P := $(shell uname -p)
 endif
 
-ifdef UNAME_M
-UNAME_M := $(UNAME_M)
-else
+ifndef UNAME_M
 UNAME_M := $(shell uname -m)
 endif
 
-
 # Mac OS + Arm can report x86_64
 # ref: https://github.com/ggerganov/whisper.cpp/issues/66#issuecomment-1282546789
 ifeq ($(UNAME_S),Darwin)
@@ -93,7 +86,7 @@ main: examples/main/main.cpp ggml.o whisper.o
 	./main -h
 
 ggml.o: ggml.c ggml.h
-	$(CC)  $(CFLAGS) -c ggml.c -o ggml.o
+	$(CC) $(CFLAGS)   -c ggml.c -o ggml.o
 
 whisper.o: whisper.cpp whisper.h
 	$(CXX) $(CXXFLAGS) -c whisper.cpp -o whisper.o